.w{
    margin: 0 auto;
}
.nav .dt {
    display: none;
}


.product_zhanshi {
    width: 420px;
}

.product_details {
    margin-top: 25px;
    margin-bottom: 65px;
    
}

.position ul li {
    float: left;
}

.position ul li:nth-child(2n) {
    padding: 0 15px;
}

.moboile_img {
    border:1px solid rgb(221, 221, 221);
}

.shoe_img{
    position: relative;
}
.shoe_img img {
    width: 420px;
    height: 400px;
}

.mask{
    position: absolute;
    top: 0;
    left: 0;
    width: 200px;
    height: 200px;
    background-color:gray;
    opacity: 0.4;
    cursor: move;
    display: none;
}
.big img{
    width: 500px;
    height: 500px;
}
.big{
    width: 499px;
    height: 499px;
    position: absolute;
    left: 450px;
    top: 0;
    z-index: 999;
    border: 1px solid #ccc;
    display: none;
   
}

.shoe_img_list {
    margin-top:60px;
}

.shoe_img_list ul {

    width: 600px;
}

.shoe_img_list ul li{
    float: left;
    width: 60px;
    margin-right: 5px;

}

.shoe_img_list ul li:first-child,.shoe_img_list ul li:last-child {
    display: block;
    float: left;
    line-height: 60px;
    font-size: 45px;
    padding-left:0px;
}

.shoe_img_list ul li:first-child a,.shoe_img_list ul li:last-child a {
    color:#dedbdb;
}

.shoe_img_list ul li:first-child:hover a,.shoe_img_list ul li:last-child:hover a{
    border: 1px solid transparent;
    
  
}

.shoe_img_list ul li a {
    display: block;
    border: 1px solid transparent;

}

.shoe_img_list ul li a:hover {
    border: 1px solid red;
}

.shoe_img_list ul li a img {
    width: 56px;
    height: 56px;
}

.shoe_img_list ul li a img:hover {
    transform: translateX(0);
}



.product_zhanshi {
    float: left;
}

.product_canshu {
    float: left;
    margin-left: 70px;
    width: 710px;
  
}

.product_canshu h1 {
    font-size: 16px;
}

.product_canshu p {
    margin: 14px 0;
    color:red;
}

.product_canshu_top {
    background: #fee9eb;
    padding: 10px;
}


.product_canshu_xiangqing {
    height: 36px;
    line-height: 36px;
    margin-bottom: 10px;
}


.product_canshu dl dt {
    width: 50px;
    margin-right: 10px;
}



.product_canshu_xiangqing dt{
    float: left;
    width: 50px;
    font-size: 12px;
}

.product_canshu_xiangqing  dd {
    display: block;
    float: left;
    font-size: 24px;
    color: #e12228;
}

.product_canshu_xiangqing dd i {
    font-size: 12px;
}

.product_canshu_xiangqing dd i a{
    color: #22a4e1;
}

.product_canshu_xiangqing dd:last-child {
    float: right;
    font-size: 12px;
    color: #999999;
}

.product_canshu_xiangqing_cuxiao dt{
    float: left;
}

.product_canshu_xiangqing_cuxiao dd p {
    width: 610px;
    line-height: 2;
    padding-top: 0px;
    word-wrap: break-word;
    color:#999999;

}

.product_canshu_xiangqing_cuxiao dd p em{
    margin-right: 10px;
    background: #b1191a;
    color: #fff;
}

.product_canshu_xiangqing_cuxiao dd p a {
    /* display: block; */
    margin-left: 15px;
}

.product_canshu_xiangqing_yunsong {
    padding: 10px;
    border-bottom: 1px solid #ccc;
}

.product_canshu_xiangqing_zhichi dt {
    width: 50px;

}

.product_canshu_xiangqing_zhichi dt,.product_canshu_xiangqing_zhichi dd {
    float: left;
}

.product_canshu_xiangqing_zhichi dd {
    margin-right: 15px;
}

.product_canshu_xiangqing_peisongzhi {
    margin:10px 0;
}

.product_canshu_xiangqing_peisongzhi dt,.product_canshu_xiangqing_peisongzhi dd {
    float: left;
}

.product_canshu_xiangqing_peisongzhi dd {
    margin-right: 10px;
}

.product_canshu dl.product_canshu_xiangqing_ziyin dt {
    float: left;
    display: block;
    width: 50px;
}
.product_canshu_xiangqing_ziyin i {
    font-weight: 700;
}

.product_canshu_canshu {
    margin-top: 10px;
    padding: 10px; 
    border-bottom: 1px solid #ccc;
}

.product_canshu_canshu dl {
    margin:10px 0;
}

.product_canshu_canshu dt {
    float: left;
    line-height: 40px;
}

.product_canshu_canshu dd {
    float: left;
    width: 80px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    background: #f7f7f7;
    border: 1px solid #ccc;
}

.product_canshu_canshu dd:last-child  {
    border:1px solid red;
}

.product_gouwuche {
    margin-top: 20px;
    height: 45px;
    padding-left: 10px;
}

.product_gouwuche_jishuan {
    float: left;
    margin-right: 10px;
    width: 50px;
    border: 1px solid #ccc;
}

.product_gouwuche_jishuan input,.product_gouwuche_jishuan div {
    float: left;

}

.product_gouwuche_jishuan input {
    width: 30px;
    height: 43px;
    line-height: 45px;
    text-align: center;
    outline: none;
    border: 0;
    border-right: 1px solid #ccc;
}
.product_gouwuche_jishuan div {
    width: 18px;
    font-size: 14px;
    text-align: center;
    background: #f7f7f7;
}

.product_gouwuche_jia {
    border-bottom: 1px solid #ccc;
}

#btn {
    float: left;
    width: 145px;
    height: 45px;
    background:  #e12228;
    color: #Fff;
    border: 0;
    font-size: 18px;
    font-weight: 700;
}



.product_parameters_left {
    float: left;
    width: 210px;
    border:1px solid #ccc;
}
.product_gouwuche button a{
    color: white;
}